DS-11 Series Specifications

Spectrophotometer Microvolume Mode (DS-11, DS-11+, DS-11 FX, DS-11 FX+)

Minimum Sample Size 0.5 µL
Pathlength 0.5 mm (auto ranging to 0.02 mm)
Light Source Pulsed Xenon flash lamp
Detector Type 2048 element CCD
Wavelength Range 190-840 nm
Wavelength Accuracy 0.5 nm
Wavelength Precision 0.14 nm
Spectral Resolution 1.5 nm (FWHM at Hg 253.7 nm)
Absorbance Precision 0.015 AU (1 cm) or 1%, whichever is greater
Absorbance Accuracy 1.5% at 0.75 AU at 260 nm
Absorbance Range 0.015 – 750 (1 cm equivalent)
Detection limit 0.04 mg/mL BSA; 0.75 ng/µL dsDNA 
Maximum Concentration 1125 mg/mL BSA; 37500 ng/µL dsDNA
Lower Sample Surface Material of Construction 303 stainless steel and sapphire window
Upper Sample Surface Material of Construction 303 stainless steel and quartz fiber
Spectrophotometer Cuvette Mode (DS-11+, DS-11 FX+)
Beam height 8.5 mm
Heating 37-45 °C +/- 0.5 °C
Pathlength 10, 5, 2, 1, 0.5, 0.2, 0.125 mm
Absorbance Range 0.0008-1.5 AU (1 cm)
Detection Limit 0.002 mg/mL BSA; 0.04 ng/µL dsDNA (1 cm)
Maximum Concentration 75 ng/µL dsDNA (1 cm)
Fluorometer Mode (DS-11 FX, DS-11 FX+ and FX Module)
Light Sources UV LED (~375 nm), Blue LED (~470 nm),
Green LED (~525 nm), Red LED (~635 nm) 
Excitation Filters UV: 361-389 nm, Blue: 442-497 nm,
Green: 490-558 nm, Red: 613-662 nm
Emission Filters 435-485 nm , 514-567 nm, 565-650 nm, 665-740 nm
Detectors Photodiode, detection range 300-1000 nm
Tube Type 0.5 mL Real Time thin-wall PCR tube (polypropylene)
Onboard Controller (No PC required)
Operating System Custom Android™ OS
CPU TI OMAP 1.5 GHz Dual Core ARM Processor
Display 1280 X 800 high definition color display
User Input Touch screen with swipe and pinch motion; glove compatible
Internal Storage 32GB flash drive
Connectivity 3 USB ports for printer, barcode reader and USB drive
Networking Ethernet and Wi-Fi
Colors Arctic White, Brazilian Blue, Fire Red, Tungsten Silver
Measurement Time for Spectrophotometry 2 seconds
Measurement Time for Fluorescence 2 seconds
Footprint 20 cm X 33 cm 
Weight 2 kg 
Operating Voltage 12 VDC
Operating Power Consumption 10 W; max 30 W
Approvals CE, UL/CSA, FCC and Japan CAB
Manufacture Location USA